<http://schema.org/mainEntityOfPage>
<http://blogs.wsj.com/canadarealtime/2013/02/19/albertas-bitumen-bubble-continues-to-bite-as-deficit-swells/>
<http://blogs.wsj.com/canadarealtime/2013/02/19/albertas-bitumen-bubble-continues-to-bite-as-deficit-swells/?mod=WSJ_Business_LatestHeadlines>